In his most extraordinary book, “one of the great clinical writers of the twentieth century” (The New York Times) recounts the case histories of patients lost in the bizarre, apparently inescapable world of neurological disorders.

A firsthand exploration of the extraordinary abilities and surprising, sometimes life-saving talents of “working dogs”—pups who can sniff out drugs, find explosives, even locate the dead—as told through the experiences of a journalist and her intrepid canine companion, which TheNew York Times calls“a fascinating, deeply reported journey into the…amazing things dogs can do with their noses.”